BT Fax User Manual page 40

Push the cartridge towards the back of the
machine until it clicks into place.
Close the cartridge cover and control panel.
Display shows
have used the cartridge before press
Display returns to standby.
If it is a new cartridge, press
display
Press
Press
When prompted, enter the number which
appears under the straightest line on the
print out.
It is quicker and more economical to use a mono
cartridge for printing received faxes and copies.
38
. If you
. The display shows
. The alignment page is printed.
.
to